From 583111c1245b8db982c160f501e5c3f61332a40f Mon Sep 17 00:00:00 2001 From: Ansuel Smith Date: Sun, 26 Jan 2020 04:29:56 +0100 Subject: [PATCH] ipq806x: update nvmem cpufreq driver Rework the nvmem cpufreq driver to reflect changed in kernel 5.4 Signed-off-by: Ansuel Smith --- ...mem-Add-support-for-krait-based-socs.patch | 67 ++++++++++--------- 1 file changed, 36 insertions(+), 31 deletions(-) diff --git a/target/linux/ipq806x/patches-5.4/0038-qcom-cpufreq-nvmem-Add-support-for-krait-based-socs.patch b/target/linux/ipq806x/patches-5.4/0038-qcom-cpufreq-nvmem-Add-support-for-krait-based-socs.patch index b8895231d8dd..1df38578d8e2 100644 --- a/target/linux/ipq806x/patches-5.4/0038-qcom-cpufreq-nvmem-Add-support-for-krait-based-socs.patch +++ b/target/linux/ipq806x/patches-5.4/0038-qcom-cpufreq-nvmem-Add-support-for-krait-based-socs.patch @@ -41,7 +41,7 @@ Signed-off-by: Sricharan R # speedbin that is used to select the right frequency/voltage --- a/drivers/cpufreq/Kconfig.arm +++ b/drivers/cpufreq/Kconfig.arm -@@ -112,7 +112,7 @@ config ARM_OMAP2PLUS_CPUFREQ +@@ -134,7 +134,7 @@ config ARM_OMAP2PLUS_CPUFREQ config ARM_QCOM_CPUFREQ_NVMEM tristate "Qualcomm nvmem based CPUFreq" @@ -52,7 +52,7 @@ Signed-off-by: Sricharan R select PM_OPP --- a/drivers/cpufreq/cpufreq-dt-platdev.c +++ b/drivers/cpufreq/cpufreq-dt-platdev.c -@@ -128,6 +128,11 @@ static const struct of_device_id blackli +@@ -138,6 +138,11 @@ static const struct of_device_id blackli { .compatible = "ti,am43", }, { .compatible = "ti,dra7", }, @@ -66,21 +66,23 @@ Signed-off-by: Sricharan R --- a/drivers/cpufreq/qcom-cpufreq-nvmem.c +++ b/drivers/cpufreq/qcom-cpufreq-nvmem.c -@@ -48,17 +48,92 @@ struct qcom_cpufreq_drv; +@@ -49,12 +49,14 @@ struct qcom_cpufreq_drv; struct qcom_cpufreq_match_data { int (*get_version)(struct device *cpu_dev, struct nvmem_cell *speedbin_nvmem, + char **pvs_name, struct qcom_cpufreq_drv *drv); + const char **genpd_names; }; struct qcom_cpufreq_drv { - struct opp_table **opp_tables; + struct opp_table **opp_tables1; + struct opp_table **opp_tables2; + struct opp_table **genpd_opp_tables; u32 versions; const struct qcom_cpufreq_match_data *data; - }; +@@ -62,6 +64,79 @@ struct qcom_cpufreq_drv { static struct platform_device *cpufreq_dt_pdev, *cpufreq_pdev; @@ -160,7 +162,7 @@ Signed-off-by: Sricharan R static enum _msm8996_version qcom_cpufreq_get_msm_id(void) { size_t len; -@@ -90,11 +165,13 @@ static enum _msm8996_version qcom_cpufre +@@ -93,11 +168,13 @@ static enum _msm8996_version qcom_cpufre static int qcom_cpufreq_kryo_name_version(struct device *cpu_dev, struct nvmem_cell *speedbin_nvmem, @@ -174,7 +176,7 @@ Signed-off-by: Sricharan R msm8996_version = qcom_cpufreq_get_msm_id(); if (NUM_OF_MSM8996_VERSIONS == msm8996_version) { -@@ -122,16 +199,51 @@ static int qcom_cpufreq_kryo_name_versio +@@ -125,10 +202,44 @@ static int qcom_cpufreq_kryo_name_versio return 0; } @@ -216,9 +218,10 @@ Signed-off-by: Sricharan R + .get_version = qcom_cpufreq_krait_name_version, +}; + - static int qcom_cpufreq_probe(struct platform_device *pdev) - { - struct qcom_cpufreq_drv *drv; + static const char *qcs404_genpd_names[] = { "cpr", NULL }; + + static const struct qcom_cpufreq_match_data match_data_qcs404 = { +@@ -141,6 +252,7 @@ static int qcom_cpufreq_probe(struct pla struct nvmem_cell *speedbin_nvmem; struct device_node *np; struct device *cpu_dev; @@ -226,7 +229,7 @@ Signed-off-by: Sricharan R unsigned cpu; const struct of_device_id *match; int ret; -@@ -144,7 +256,7 @@ static int qcom_cpufreq_probe(struct pla +@@ -153,7 +265,7 @@ static int qcom_cpufreq_probe(struct pla if (!np) return -ENOENT; @@ -235,7 +238,7 @@ Signed-off-by: Sricharan R if (!ret) { of_node_put(np); return -ENOENT; -@@ -172,7 +284,7 @@ static int qcom_cpufreq_probe(struct pla +@@ -181,7 +293,7 @@ static int qcom_cpufreq_probe(struct pla goto free_drv; } @@ -244,7 +247,7 @@ Signed-off-by: Sricharan R if (ret) { nvmem_cell_put(speedbin_nvmem); goto free_drv; -@@ -181,12 +293,18 @@ static int qcom_cpufreq_probe(struct pla +@@ -190,12 +302,18 @@ static int qcom_cpufreq_probe(struct pla } of_node_put(np); @@ -263,9 +266,9 @@ Signed-off-by: Sricharan R + goto free_opp1; + } - for_each_possible_cpu(cpu) { - cpu_dev = get_cpu_device(cpu); -@@ -196,11 +314,22 @@ static int qcom_cpufreq_probe(struct pla + drv->genpd_opp_tables = kcalloc(num_possible_cpus(), + sizeof(*drv->genpd_opp_tables), +@@ -213,11 +331,22 @@ static int qcom_cpufreq_probe(struct pla } if (drv->data->get_version) { @@ -291,51 +294,53 @@ Signed-off-by: Sricharan R + ret = PTR_ERR(drv->opp_tables2[cpu]); dev_err(cpu_dev, "Failed to set supported hardware\n"); - goto free_opp; -@@ -220,11 +349,18 @@ static int qcom_cpufreq_probe(struct pla - + goto free_genpd_opp; +@@ -259,11 +388,18 @@ free_genpd_opp: + kfree(drv->genpd_opp_tables); free_opp: for_each_possible_cpu(cpu) { - if (IS_ERR_OR_NULL(drv->opp_tables[cpu])) + if (IS_ERR_OR_NULL(drv->opp_tables1[cpu])) - break; -- dev_pm_opp_put_supported_hw(drv->opp_tables[cpu]); ++ break; + dev_pm_opp_put_prop_name(drv->opp_tables1[cpu]); - } -- kfree(drv->opp_tables); ++ } + for_each_possible_cpu(cpu) { + if (IS_ERR_OR_NULL(drv->opp_tables2[cpu])) -+ break; + break; +- dev_pm_opp_put_supported_hw(drv->opp_tables[cpu]); + dev_pm_opp_put_supported_hw(drv->opp_tables2[cpu]); -+ } + } +- kfree(drv->opp_tables); + kfree(drv->opp_tables2); +free_opp1: + kfree(drv->opp_tables1); free_drv: kfree(drv); -@@ -239,10 +375,14 @@ static int qcom_cpufreq_remove(struct pl +@@ -278,13 +414,16 @@ static int qcom_cpufreq_remove(struct pl platform_device_unregister(cpufreq_dt_pdev); - for_each_possible_cpu(cpu) + for_each_possible_cpu(cpu) { - if (drv->opp_tables[cpu]) - dev_pm_opp_put_supported_hw(drv->opp_tables[cpu]); + if (drv->opp_tables1[cpu]) -+ dev_pm_opp_put_prop_name(drv->opp_tables1[cpu]); -+ for_each_possible_cpu(cpu) ++ dev_pm_opp_put_supported_hw(drv->opp_tables1[cpu]); + if (drv->opp_tables2[cpu]) + dev_pm_opp_put_supported_hw(drv->opp_tables2[cpu]); + if (drv->genpd_opp_tables[cpu]) + dev_pm_opp_detach_genpd(drv->genpd_opp_tables[cpu]); + } - kfree(drv->opp_tables); + kfree(drv->opp_tables1); + kfree(drv->opp_tables2); + kfree(drv->genpd_opp_tables); kfree(drv); - return 0; -@@ -259,6 +399,10 @@ static struct platform_driver qcom_cpufr - static const struct of_device_id qcom_cpufreq_match_list[] __initconst = { +@@ -303,6 +442,10 @@ static const struct of_device_id qcom_cp { .compatible = "qcom,apq8096", .data = &match_data_kryo }, { .compatible = "qcom,msm8996", .data = &match_data_kryo }, + { .compatible = "qcom,qcs404", .data = &match_data_qcs404 }, + { .compatible = "qcom,ipq8064", .data = &match_data_krait }, + { .compatible = "qcom,apq8064", .data = &match_data_krait }, + { .compatible = "qcom,msm8974", .data = &match_data_krait }, -- 2.30.2